Abstract The term “full-employment program” usually means a program designed to maintain the general demand for labor. Unemployment can be reduced by such a program only to a certain point; beyond that point an increase in the general demand for labor will be relatively ineffective and will have undesirable repercussions. In setting a goal for a full-employment program we are essentially expressing a judgment on how far we can safely go in reducing unemployment by increasing general demand. In translating this judgment into figures, the best guide is our historical experience. The essence of a full-employment program is the coordination of a multitude of governmental activities to achieve a quantitative result. This requires that the goal, initially expressed in employment terms, be translated into a comprehensive national budget. The construction of such a budget requires essentially the identification and projection of causally significant relationships. For this purpose, the primary statistical need is...